Botany is the branch of Biology that focuses on the study of plants , their structure, functions, growth, reproduction, and role in the environment. This category is curated for school students (Classes 6–12) and undergraduate learners to build strong fundamentals with exam-focused clarity.
In this section, you’ll explore:
Plant morphology, anatomy, and physiology explained step-by-step
Reproduction in plants , development, and life cycles
Cell biology, genetics, and biotechnology concepts related to plants
Ecology and plant diversity with real-world relevance
Important questions, MCQs, diagrams, and revision notes for exams
The content is aligned with NCERT , school boards, and UG syllabi , making it highly useful for school exams, NEET preparation, and college assessments . Concepts are explained in simple language with a focus on understanding, not rote learning.
Build a strong foundation in plant sciences and master Botany with confidence.
Q. Which part of the flower is responsible for producing ovules?
A.
Stamen
B.
Pistil
C.
Petal
D.
Sepal
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Solution
The pistil is the female reproductive part of the flower that produces ovules.
Correct Answer:
B
— Pistil
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Q. Which part of the flower is responsible for producing pollen?
A.
Stigma
B.
Style
C.
Anther
D.
Ovary
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Solution
The anther is the part of the stamen that produces and contains pollen.
Correct Answer:
C
— Anther
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Q. Which part of the plant cell is selectively permeable?
A.
Cell wall
B.
Cytoplasm
C.
Cell membrane
D.
Chloroplast
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Solution
The cell membrane is selectively permeable, controlling the movement of substances in and out of the cell.
Correct Answer:
C
— Cell membrane
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Q. Which part of the plant is often used to extract essential oils that have antimicrobial properties?
A.
Roots
B.
Leaves
C.
Flowers
D.
Seeds
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Solution
Leaves are commonly used to extract essential oils known for their antimicrobial properties.
Correct Answer:
B
— Leaves
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Q. Which part of the plant is primarily responsible for nutrient transport?
A.
Xylem
B.
Phloem
C.
Cortex
D.
Pith
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Solution
Phloem is responsible for the transport of nutrients and sugars throughout the plant.
Correct Answer:
B
— Phloem
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Q. Which part of the plant is primarily responsible for photosynthesis and gas exchange?
A.
Roots
B.
Stems
C.
Leaves
D.
Flowers
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Solution
Leaves are the main sites for photosynthesis and gas exchange due to their structure and presence of stomata.
Correct Answer:
C
— Leaves
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Q. Which part of the plant is primarily responsible for photosynthesis?
A.
Roots
B.
Stems
C.
Leaves
D.
Flowers
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Solution
Leaves contain chlorophyll and are the main site of photosynthesis in plants.
Correct Answer:
C
— Leaves
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Q. Which part of the plant is primarily responsible for the absorption of water and nutrients?
A.
Stem
B.
Leaf
C.
Root
D.
Flower
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Solution
The root system is responsible for the absorption of water and nutrients from the soil.
Correct Answer:
C
— Root
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Q. Which part of the plant is primarily responsible for the production of medicinal alkaloids?
A.
Roots
B.
Leaves
C.
Flowers
D.
Bark
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Solution
Leaves are often the primary site for the synthesis of many medicinal alkaloids.
Correct Answer:
B
— Leaves
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Q. Which part of the plant is primarily responsible for water absorption?
A.
Leaves
B.
Stems
C.
Roots
D.
Flowers
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Solution
Roots are primarily responsible for water absorption and nutrient uptake from the soil.
Correct Answer:
C
— Roots
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Q. Which part of the plant is primarily responsible for water and nutrient uptake?
A.
Stem
B.
Leaf
C.
Root
D.
Flower
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Solution
Roots are specialized for absorbing water and nutrients from the soil.
Correct Answer:
C
— Root
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Q. Which phase of the plant life cycle is characterized by the formation of gametes?
A.
Sporophyte
B.
Gametophyte
C.
Seedling
D.
Mature plant
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Solution
The gametophyte phase is where gametes are produced in the plant life cycle.
Correct Answer:
B
— Gametophyte
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Q. Which phase of the plant life cycle is characterized by the production of gametes?
A.
Sporophyte phase
B.
Gametophyte phase
C.
Seed phase
D.
Mature phase
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Solution
The gametophyte phase is where gametes are produced in the plant life cycle.
Correct Answer:
B
— Gametophyte phase
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Q. Which phase of the plant life cycle is haploid?
A.
Sporophyte
B.
Gametophyte
C.
Zygote
D.
Seedling
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Solution
The gametophyte phase is haploid, producing gametes for fertilization.
Correct Answer:
B
— Gametophyte
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Q. Which phytochemical found in cruciferous vegetables is linked to cancer prevention?
A.
Glucosinolates
B.
Carotenoids
C.
Polyphenols
D.
Terpenes
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Solution
Glucosinolates, found in cruciferous vegetables like broccoli, are associated with cancer prevention.
Correct Answer:
A
— Glucosinolates
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Q. Which phytochemical is known for its potential anti-cancer properties and is found in cruciferous vegetables?
A.
Glucosinolates
B.
Carotenoids
C.
Polyphenols
D.
Flavonoids
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Solution
Glucosinolates, found in cruciferous vegetables like broccoli, have been studied for their anti-cancer effects.
Correct Answer:
A
— Glucosinolates
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Q. Which phytochemical is known for its potential anti-cancer properties?
A.
Resveratrol
B.
Chlorophyll
C.
Starch
D.
Cellulose
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Solution
Resveratrol, found in grapes and berries, has been studied for its anti-cancer effects.
Correct Answer:
A
— Resveratrol
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Q. Which phytochemical is known for its role in cancer prevention?
A.
Carotenoids
B.
Starch
C.
Proteins
D.
Lipids
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Solution
Carotenoids, found in colorful fruits and vegetables, are linked to cancer prevention.
Correct Answer:
A
— Carotenoids
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Q. Which phytochemical is primarily responsible for the cancer-fighting properties of tomatoes?
A.
Lycopene
B.
Quercetin
C.
Resveratrol
D.
Catechins
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Solution
Lycopene, found in tomatoes, is recognized for its potential cancer-fighting properties.
Correct Answer:
A
— Lycopene
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Q. Which phytochemical is responsible for the anti-cancer properties of cruciferous vegetables?
A.
Glucosinolates
B.
Alkaloids
C.
Terpenes
D.
Saponins
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Solution
Glucosinolates found in cruciferous vegetables are linked to cancer prevention.
Correct Answer:
A
— Glucosinolates
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Q. Which phytochemical is responsible for the color of many fruits and vegetables and has health benefits?
A.
Chlorophyll
B.
Carotenoids
C.
Starch
D.
Cellulose
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Solution
Carotenoids are responsible for the vibrant colors in fruits and vegetables and have antioxidant properties.
Correct Answer:
B
— Carotenoids
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Q. Which phytochemical is responsible for the red color in tomatoes and has health benefits?
A.
Lycopene
B.
Carotene
C.
Chlorophyll
D.
Flavonoids
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Solution
Lycopene is the phytochemical that gives tomatoes their red color and is linked to various health benefits.
Correct Answer:
A
— Lycopene
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Q. Which pigment is primarily responsible for capturing light energy during photosynthesis?
A.
Chlorophyll a
B.
Carotenoids
C.
Xanthophylls
D.
Chlorophyll b
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Solution
Chlorophyll a is the main pigment that captures light energy for photosynthesis.
Correct Answer:
A
— Chlorophyll a
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Q. Which pigment is primarily responsible for capturing light energy during the light reactions?
A.
Chlorophyll a
B.
Carotenoids
C.
Xanthophylls
D.
Chlorophyll b
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Solution
Chlorophyll a is the main pigment that captures light energy for photosynthesis.
Correct Answer:
A
— Chlorophyll a
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Q. Which pigment is primarily responsible for capturing light energy in plants?
A.
Chlorophyll a
B.
Carotenoids
C.
Xanthophylls
D.
Chlorophyll b
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Solution
Chlorophyll a is the primary pigment that captures light energy for photosynthesis.
Correct Answer:
A
— Chlorophyll a
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Q. Which plant cell type is primarily involved in storage and metabolism?
A.
Parenchyma
B.
Collenchyma
C.
Sclerenchyma
D.
Xylem
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Solution
Parenchyma cells are versatile and primarily involved in storage, metabolism, and tissue repair in plants.
Correct Answer:
A
— Parenchyma
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Q. Which plant compound is known for its anti-inflammatory properties and is often used in herbal medicine?
A.
Curcumin
B.
Caffeine
C.
Chlorophyll
D.
Tannins
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Solution
Curcumin, found in turmeric, is well-known for its anti-inflammatory effects.
Correct Answer:
A
— Curcumin
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Q. Which plant group is characterized by having vascular tissue but no seeds?
A.
Angiosperms
B.
Gymnosperms
C.
Pteridophytes
D.
Bryophytes
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Solution
Pteridophytes, such as ferns, have vascular tissue and reproduce via spores, lacking seeds.
Correct Answer:
C
— Pteridophytes
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Q. Which plant group is considered the most evolutionarily advanced?
A.
Bryophytes
B.
Pteridophytes
C.
Gymnosperms
D.
Angiosperms
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Solution
Angiosperms, or flowering plants, are considered the most evolutionarily advanced due to their complex reproductive structures.
Correct Answer:
D
— Angiosperms
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Q. Which plant group is known for having a dominant sporophyte generation?
A.
Mosses
B.
Ferns
C.
Liverworts
D.
Algae
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Solution
Ferns are known for having a dominant sporophyte generation, which is the diploid phase that produces spores.
Correct Answer:
B
— Ferns
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